Stuart Franklin/Getty Images/Jamie McCarthy/Getty Images for EJAF Justin Bieber, 24, and Hailey Baldwin, 21, got engaged over the weekend. Though reports indicated the celebrity couple had committed to tying the knot, neither Beiber or Baldwin had publicly acknowledged the news until now. Bieber shared a photo of himself and Baldwin on Instagram. "Was gonna wait a while to say anything but word travels fast," the pop star wrote.